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<meta name="abstract" content="By default, the Overview tab contains two graphs: Processor and Memory. The Processor graph shows CPU usage by the computer and the JVM. The Memory graph shows how system memory and the Java heap is used by the JVM." />
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<h1 id="JMCOH-GUID-CCA54ADF-B778-4CF3-97D0-A34D2442A4C4" class="sect1">Graphs</h1>
<div><p>By default, the <span class="bold">Overview</span> tab contains two graphs: <span class="bold">Processor</span> and <span class="bold">Memory</span>. The <span class="bold">Processor</span> graph shows CPU usage by the computer and the JVM. The <span class="bold">Memory</span> graph shows how system memory and the Java heap is used by the JVM.</p>
<p>To add a graph to the <span class="bold">Overview</span> tab, click the <span class="bold">Add Chart</span> button in the top right of the tab, then add the necessary attributes to the graph and modify its appearance as needed.</p>
<p>To remove a graph panel, click the <span class="bold">Close</span> button in the top right corner of the graph panel.</p>
<p>For information about adding and removing attributes for a graph, see <a href="unresolvable-reference.htm">Working with Attributes</a>. For information about using graphs, see <a href="GUID-59CA7784-185A-4EED-B523-F640881040FC.htm" title="The JMX Console uses graphs to show how attributes change their values in time.">Working with Graphs</a>.</p>
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